>> there's talk about -- >> collateral damage. >> wasn't the best part of mr. brennan's testimony. there has been significant collateral damage. the numbers are obviously whether it's hundreds or thousands. the real question is you have to ask yourself on a cost benefit way, yes. at times innocents will be hurt and ask yourself rumsfeld's question. as you do these things, is whatever you're accomplishing against terrorists to some extent offset by the fact you are alienate iing populations a governments with whom you have to work? that's the question you have to constantly ask this cost benefit test. >> am i naive? i have no problem, and i trust my government. once again, maybe that makes me naive, if we got to the point and as i listen to mr. bren than where we were going to do a drone strike against an american citizen it would be the most desperate of times, and i don't want to go through a fisa court and i have no problem with them doing it. >> i understand your feeling on that. the issue here is, you know, gene robinson in his column today, i think, raises a good point. he sai